these 5 derivations will be built:
  /nix/store/kl65z0mh6fs50bcz4rc161qnjiyn02lm-source.drv
  /nix/store/y9dxvqy0nf604bizzdz4a3y6nyya6zis-workmux-0.1.280-vendor-staging.drv
  /nix/store/y5d5qydws9kzv7jk901l554bndf45fmf-workmux-0.1.280-vendor.drv
  /nix/store/41dkb981c189vzqa0zq1z75lvmwf61ga-workmux-0.1.280.drv
  /nix/store/lp02i07ggc6cfr2di48f5zdzkgck6c44-check-workmux.drv